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Quick Answer

On iPhone, turn on Allow Others to Join in Settings > Personal Hotspot. On Android, turn on the hotspot in Settings > Hotspot & tethering. Then pick your phone from the laptop's Wi-Fi list and enter its password.

How to Use Your Phone as a Wi-Fi Hotspot for Your Laptop ​

Applies to: iPhone (iOS 17 and later), Android 13 and later (Google Pixel, Samsung Galaxy), Windows 11, Windows 10
Article Type: How-To
Last Updated: 2026-07-29

Summary ​

This article shows you how to share your phone's mobile data with your laptop over Wi-Fi or a USB cable, connect from Windows, and stop background downloads from eating your data allowance while you are tethered.

Prerequisites ​

  • A phone with an active mobile data plan that allows tethering. Most business plans do; some prepaid and low-cost plans cap or block it.
  • A laptop with Wi-Fi, or a USB cable that carries data (not a charge-only cable).
  • No admin rights required for any step in this guide.

Instructions ​

1. Turn On Personal Hotspot on an iPhone ​

The hotspot lives in its own settings screen and shares the same mobile data your phone already uses.

  1. Open Settings on the iPhone.
  2. Tap Personal Hotspot. On a few carriers this row sits one level down, under Settings > Cellular > Personal Hotspot.
  3. Turn on Allow Others to Join. The toggle turns green and a Wi-Fi Password row appears below it.
  4. Tap Wi-Fi Password to read the password, or type a new one of at least 8 characters and tap Done.
  5. Leave the Personal Hotspot screen open on the phone until the laptop has connected.

Verification: Once a device connects, the status bar at the top of the iPhone turns blue (or the area around the Dynamic Island shows a green link icon) and reads 1 Connection.

Tip: If you own a Mac or iPad signed in to the same Apple Account, you do not need the password at all. With Bluetooth and Wi-Fi switched on for both devices, the iPhone appears in the Mac's Wi-Fi menu under a Personal Hotspots heading. Click it and it connects — this is Instant Hotspot, and it works even when Allow Others to Join is off.

2. Turn On the Wi-Fi Hotspot on Android ​

Android's wording differs between manufacturers. Both common paths are below.

  1. Open Settings on the phone.
  2. Tap Network & internet > Hotspot & tethering > Wi-Fi hotspot. On Samsung Galaxy phones the path reads Settings > Connections > Mobile Hotspot and Tethering > Mobile Hotspot.
  3. Turn on the toggle at the top of the screen, labelled Use Wi-Fi hotspot on Google Pixel and Mobile Hotspot on Samsung.
  4. Tap Hotspot name to see the network name your laptop will look for, then Hotspot password to read or change it. Samsung groups both under Configure.
  5. Tap AP Band and choose 2.4 GHz band if an older laptop cannot see the network. 5 GHz is faster over a short distance; 2.4 GHz reaches further and works with more adapters.

Verification: A hotspot icon appears in the status bar at the top of the phone, and the hotspot screen lists each connected device by name.

3. Connect Your Laptop to the Hotspot ​

  1. On Windows 11, click the network, sound and battery cluster at the right-hand end of the taskbar to open Quick Settings, then click the arrow > to the right of the Wi-Fi button. On Windows 10, click the network icon in the same corner and the list of networks opens directly.
  2. Find your phone's name in the list of available networks.
  3. Clear the Connect automatically checkbox before connecting. This stops the laptop from grabbing the hotspot and spending your data every time the phone is nearby.
  4. Click Connect, type the hotspot password, and click Next.
  5. If Windows asks whether to make your PC discoverable on this network, choose No.

Verification: The network name in the Wi-Fi list reads Connected, secured, and the taskbar icon changes from a globe to Wi-Fi bars. Open any web page to confirm traffic is flowing.

Note: On a Mac, click the Wi-Fi icon in the menu bar at the top right and pick the phone from the list instead.

4. Use USB Tethering Instead ​

Wi-Fi tethering flattens a phone battery in about two hours. A cable is steadier, needs no password, and charges the phone while you work.

On Android:

  1. Connect the phone to the laptop with a USB data cable.
  2. Open Settings > Network & internet > Hotspot & tethering and turn on USB tethering. On Samsung, the path is Settings > Connections > Mobile Hotspot and Tethering > USB tethering.
  3. The toggle stays greyed out until a cable is connected — plug in first, then tap.

On an iPhone:

  1. Connect the iPhone to the laptop with its charging cable and unlock the phone.
  2. Tap Trust on the Trust This Computer? prompt and enter your passcode.
  3. Open Settings > Personal Hotspot and turn on Allow Others to Join.
  4. On Windows, install the Apple Devices app from the Microsoft Store if nothing happens — Windows needs Apple's driver to see the phone as a network adapter. A Mac needs nothing extra.

Verification: Windows adds a new wired connection. Open Settings > Network & internet and confirm an Ethernet entry appears showing Connected.

5. Set the Connection as Metered in Windows ​

This is the step people skip, and it is the one that saves the data plan. A single Windows feature update runs to several gigabytes, and OneDrive re-syncing after a few days offline can be worse.

  1. Open Settings with Windows + I.
  2. Click Network & internet > Wi-Fi, then click the row showing your hotspot's name and the word properties. On Windows 10, click Manage known networks, click the hotspot, and click Properties.
  3. Turn on Metered connection. Windows now pauses most updates, Microsoft Store downloads, and background app traffic on this network.
  4. Set a hard ceiling as well: go to Network & internet > Advanced network settings > Data usage, click Enter limit, and enter the allowance you are willing to spend.
  5. Pause OneDrive by hand for the session: click the OneDrive cloud icon in the notification area, click the gear icon, click Pause syncing, and choose 2 hours, 8 hours, or 24 hours.

Tip: Make the OneDrive rule permanent. Click the cloud icon > gear icon > Settings > Sync and back up > Advanced settings, then turn on Pause syncing when this device is on a metered network. You never have to think about it again.

Note: Teams video is the other quiet data drain — roughly a gigabyte an hour on a call with video both ways. Turn your camera off before joining, and the same call costs a fraction of that.

Note: Abroad, the same hotspot runs on roaming data and the arithmetic changes completely — one Windows feature update can cost more than the hotel. Buy a travel eSIM before you fly and tether from that instead, keeping your normal line barred from data: How to Set Up a Travel eSIM for Work Trips walks through it.

6. Stop the Hotspot Turning Itself Off ​

Phones shut the hotspot down on purpose to protect the battery. Three settings control it.

  1. On iPhone: iOS switches Allow Others to Join back off when no device connects within about 90 seconds. Keep the Personal Hotspot screen open until the laptop is connected, then it stays up.
  2. On Android: open the Wi-Fi hotspot screen and turn off Turn off hotspot automatically. Samsung names this Timeout settings and offers a Never option.
  3. On both: turn off Low Power Mode (iPhone) or Battery Saver (Android). Both cut the hotspot short.
  4. On the laptop: stop it sleeping. In Settings > System > Power & battery > Screen and sleep, set the sleep values to a longer period. A sleeping laptop disconnects, the phone sees zero devices, and the hotspot closes.

Note: If the phone gets noticeably hot and the hotspot stops on its own, that is thermal protection, not a fault. Take the phone out of its case, move it off a sunlit desk, and switch to USB tethering — a cable generates far less heat than the Wi-Fi radio.

7. Check Whether Your VPN Works Over the Hotspot ​

Most corporate VPNs run over a hotspot without complaint. A minority of mobile networks block the protocols older VPNs use.

  1. Connect the laptop to the hotspot first and load any web page to confirm the connection itself works.
  2. Start your VPN client and sign in as usual. If it connects, you are done — nothing else in this section applies.
  3. If it fails, open the client's connection settings and look for a Protocol, Transport, or Connection method option. Switch it from IPsec, IKEv2, or UDP to SSL or TCP. VPN traffic over TCP port 443 looks like ordinary web traffic and passes through nearly every carrier network.
  4. Try USB tethering as well. Some carriers apply different rules to tethered traffic depending on how it leaves the phone. If the client fails the same way on every network, the problem is the VPN rather than the hotspot — work through How to Troubleshoot VPN Connection Issues (User-Level Steps) first.
  5. If it still fails, raise a ticket with this wording: "My VPN connects normally on home and office Wi-Fi but fails over my mobile hotspot on the carrier network. Please confirm whether the VPN gateway accepts connections on TCP 443, and send me the fallback connection profile if one exists."

Note: A VPN over a hotspot is the safest way to work in a cafe or airport, because your traffic never touches the venue's shared network. How to Stay Safe on Public Wi-Fi and Untrusted Networks covers what to avoid on the days a hotspot is not an option.

Troubleshooting ​

WARNING

Streaming video, cloud backups, and Windows feature updates can consume an entire monthly data allowance in a single afternoon on a hotspot. Complete Step 5 before you start working, not after you get the overage text from your carrier.

Symptom / ErrorPotential CauseSolution
Phone's name never appears in the laptop's Wi-Fi listHotspot idled off, or band mismatchRe-open the hotspot screen on the phone to switch it back on. On iPhone, turn on Maximize Compatibility; on Android, set AP Band to 2.4 GHz band (Step 2).
Connected to the hotspot but web pages will not loadPlan does not include tetheringCheck your plan's hotspot allowance in the carrier app. Some plans block tethering outright and the phone gives no warning — the connection works, the data never flows.
Connection drops every few minutesLaptop sleeping or hotspot timeoutTurn off the automatic timeout on the phone and extend the laptop's sleep settings (Step 6).
VPN connects, then drops within secondsCarrier blocking the VPN protocolSwitch the client to SSL or TCP (Step 7), or use USB tethering. If neither works, raise a ticket asking IT to confirm the gateway accepts TCP 443.
USB tethering option is greyed out on AndroidCharge-only cable or no data linkUse the cable that came with the phone or another known data cable. Then pull down the notification shade, tap the Charging this device via USB notification, and select File Transfer so the data link comes up.
Half the data allowance disappeared in an hourWindows Update or OneDrive re-syncSet the network as Metered and pause OneDrive (Step 5). Check what ran under Settings > Network & internet > Advanced network settings > Data usage.